package com.example.lesson1;

/**
 * @author ${user}
 * @version V1.0
 * @Title: ${file_name}
 * @Package ${package_name}
 * @Description: ${todo}(用一句话描述该文件做什么)
 * @date ${date}
 */
public class B extends A {
    public B(){
        System.out.println("=================");
    }

    public static void main(String[] args) {
        B b= new B();
    }
}
